Patents by Inventor Yuri Fedorovich Drygin

Yuri Fedorovich Drygin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • PROCESS FOR THE PREPARATION OF A PHOSPHOLIPASE
    Publication number: 20110151540
    Abstract: A process for preparing a phospholipase D of vegetable or nut origin comprises: (i) providing a liquid extract of vegetable or nut origin; (ii) combining the liquid extract with a precipitating agent comprising at least one surfactant optionally in admixture with phospholipids, mono-, di- or triglycerides or a mixture thereof, to produce a suspension comprising a supernatant and a precipitate; and (iii) separating and collecting the precipitate from the suspension produced in (ii).
    Type: Application
    Filed: May 8, 2009
    Publication date: June 23, 2011
    Inventors: Victoria Taran, Yuri Fedorovich Drygin, Vera Sergeevna Zueva, Raisa Anvarovna Galiullina
  • PROCESS FOR PRODUCING A PHOSPHOLIPID
    Publication number: 20110143404
    Abstract: A process for preparing phosphatidylserine comprises reacting a phospholipid with serine in the presence of water, a phospholipase D from carrot and at least one surfactant. A process for preparing phosphatide acid comprises hydrolysing a phospholipid in the presence of water and a phospholipase D from carrot.
    Type: Application
    Filed: May 8, 2009
    Publication date: June 16, 2011
    Inventors: Viktoria Taran, Yuri Fedorovich Drygin, Vera Sergeevna Zueva, Raisa Anvarovna Galiullina